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<a name="boost.unit_test.data.monomorphic.singleton"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle">Class template singleton</span></h2>
<p>boost::unit_test::data::monomorphic::singleton — Models a single element data set. </p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../../header/boost/test/data/monomorphic/singleton_hpp.html" title="Header &lt;boost/test/data/monomorphic/singleton.hpp&gt;">boost/test/data/monomorphic/singleton.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> 
<span class="keyword">class</span> <a class="link" href="singleton.html" title="Class template singleton">singleton</a> <span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// member classes/structs/unions</span>

  <span class="keyword">struct</span> <a class="link" href="singleton/iterator.html" title="Struct iterator">iterator</a> <span class="special">{</span>
    <span class="comment">// <a class="link" href="singleton/iterator.html#boost.unit_test.data.monomorphic.singleton.iteratorconstruct-copy-destruct">construct/copy/destruct</a></span>
    <span class="keyword">explicit</span> <a class="link" href="singleton/iterator.html#idm44970734882256-bb"><span class="identifier">iterator</span></a><span class="special">(</span><a class="link" href="singleton.html" title="Class template singleton">singleton</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span> <span class="keyword">const</span> <span class="special">*</span><span class="special">)</span><span class="special">;</span>

    <span class="comment">// <a class="link" href="singleton/iterator.html#idm44970734884944-bb">public member functions</a></span>
    <span class="identifier">sample</span> <span class="keyword">const</span>  <span class="special">&amp;</span> <a class="link" href="singleton/iterator.html#idm44970734884384-bb"><span class="keyword">operator</span> <span class="special">*</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
    <span class="keyword">void</span> <a class="link" href="singleton/iterator.html#idm44970734883264-bb"><span class="keyword">operator</span><span class="special">++</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  <span class="special">}</span><span class="special">;</span>

  <span class="keyword">enum</span> <a name="boost.unit_test.data.monomorphic.singleton.@11"></a>@11 <span class="special">{</span> arity = = 1 <span class="special">}</span><span class="special">;</span>
  <span class="comment">// <a class="link" href="singleton.html#boost.unit_test.data.monomorphic.singletonconstruct-copy-destruct">construct/copy/destruct</a></span>
  <span class="keyword">explicit</span> <a class="link" href="singleton.html#idm44970734874560-bb"><span class="identifier">singleton</span></a><span class="special">(</span><span class="identifier">T</span> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  <a class="link" href="singleton.html#idm44970734873024-bb"><span class="identifier">singleton</span></a><span class="special">(</span><a class="link" href="singleton.html" title="Class template singleton">singleton</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="singleton.html#idm44970734879472-bb">public member functions</a></span>
  <span class="identifier">T</span> <span class="keyword">const</span>  <span class="special">&amp;</span> <a class="link" href="singleton.html#idm44970734878912-bb"><span class="identifier">value</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <a class="link" href="../size_t.html" title="Class size_t">data::size_t</a> <a class="link" href="singleton.html#idm44970734877504-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <a class="link" href="singleton/iterator.html" title="Struct iterator">iterator</a> <a class="link" href="singleton.html#idm44970734875968-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="idm45283075667616"></a><h2>Description</h2>
<div class="refsect2">
<a name="idm45283075667200"></a><h3>
<a name="boost.unit_test.data.monomorphic.singletonconstruct-copy-destruct"></a><code class="computeroutput">singleton</code> 
        public
       construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">explicit</span> <a name="idm44970734874560-bb"></a><span class="identifier">singleton</span><span class="special">(</span><span class="identifier">T</span> <span class="special">&amp;&amp;</span> value<span class="special">)</span><span class="special">;</span></pre>Constructor. </li>
<li class="listitem">
<pre class="literallayout"><a name="idm44970734873024-bb"></a><span class="identifier">singleton</span><span class="special">(</span><a class="link" href="singleton.html" title="Class template singleton">singleton</a> <span class="special">&amp;&amp;</span> s<span class="special">)</span><span class="special">;</span></pre>Move constructor. </li>
</ol></div>
</div>
<div class="refsect2">
<a name="idm45283075653616"></a><h3>
<a name="idm44970734879472-bb"></a><code class="computeroutput">singleton</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="identifier">T</span> <span class="keyword">const</span>  <span class="special">&amp;</span> <a name="idm44970734878912-bb"></a><span class="identifier">value</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Value access method. </li>
<li class="listitem">
<pre class="literallayout"><a class="link" href="../size_t.html" title="Class size_t">data::size_t</a> <a name="idm44970734877504-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>dataset interface </li>
<li class="listitem"><pre class="literallayout"><a class="link" href="singleton/iterator.html" title="Struct iterator">iterator</a> <a name="idm44970734875968-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
</ol></div>
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